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Development of leukemia or lymphosarcoma in sheep infected with BLV proviruses
| Provirus | No. of sheep with result/no. tested (%)
|
Latency period before death (mo) | |
|---|---|---|---|
| Leukemia | Lymphosarcoma | ||
| Wild type | |||
| pBLV344 | 7/11 | 10/11 | 32.7 |
| pBLVDENV+DPOL | 1/2 | 2/2 | 43.3 |
| pBLV344/395 | 2/2 | 2/2 | 28.1 |
| pBLVX3C | 2/4 | 3/4 | 28.4 |
| pBLVIX | 0/4 | 2/4 | 40.2 |
| Total | 12/23 (52) | 19/23 (83) | 33.4 |
| Attenuated | |||
| pBLVDX | 0/5 | 0/5 | |
| pBLVRZ | 0/2 | 0/2 | |
| pBLVIG4 | 0/3 | 0/3 | |
| Total | 0/10 | 0/10 | |
